222102022004 has 12 divisors (see below), whose sum is σ = 388812171300. Its totient is φ = 111012830208.

The previous prime is 222102021971. The next prime is 222102022099. The reversal of 222102022004 is 400220201222.

It can be written as a sum of positive squares in 2 ways, for example, as 155155634404 + 66946387600 = 393898^2 + 258740^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9532109 + ... + 9555380.

It is an arithmetic number, because the mean of its divisors is an integer number (32401014275).

Almost surely, 2^222102022004 is an apocalyptic number.

It is an amenable number.

222102022004 is a deficient number, since it is larger than the sum of its proper divisors (166710149296).

222102022004 is a wasteful number, since it uses less digits than its factorization.

222102022004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19090402 (or 19090400 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 222102022004 its reverse (400220201222), we get a palindrome (622322223226).

The spelling of 222102022004 in words is "two hundred twenty-two billion, one hundred two million, twenty-two thousand, four".